Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCL70ghXpFeG+OHOxBc+ZC/e6wgcvRrm/HHSmt7Zj5UoW8sHek0/A30Wi2e… (1,748 chars)"
  }
}